<?php
/**
 *	Written by Nico Bergemann <barracuda415@yahoo.de>
 *	Copyright 2011 Nico Bergemann
 *
 *	This program is free software: you can redistribute it and/or modify
 *	it under the terms of the GNU General Public License as published by
 *	the Free Software Foundation, either version 3 of the License, or
 *	(at your option) any later version.
 *
 *	This program is distributed in the hope that it will be useful,
 *	but WITHOUT ANY WARRANTY; without even the implied warranty of
 *	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *	GNU General Public License for more details.
 *
 *	You should have received a copy of the GNU General Public License
 *	along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

class FileConfig extends ArrayConfig {
	private static $aInstances = array();
	private $aConfig;

	public static function getInstance($sConfigFile) {
		$sKey = function_exists('hash')? hash('md5', $sConfigFile) : md5($sConfigFile);
		
		if (isset(self::$aInstances[$sKey])) {
			return self::$aInstances[$sKey];
		} else {
			return self::$aInstances[$sKey] = new FileConfig($sConfigFile);
		}
	}
	
	protected function __construct($sConfigFile) {
		parent::__construct(parse_ini_file($sConfigFile));
	}
}
?>